*SUPPORT*
IN: lug fep gazzer OUT: BLUE PURPLE
IN: dax zup OUT: RED RED RED
IN: gazzer fep lug OUT: PURPLE BLUE
IN: dax OUT: RED
IN: lug dax tufa gazzer OUT: PURPLE BLUE RED
IN: lug fep kiki zup OUT: YELLOW PURPLE YELLOW PURPLE YELLOW PURPLE
IN: dax dax fep dax OUT: RED RED RED
IN: kiki lug OUT: YELLOW PURPLE
IN: lug OUT: PURPLE
IN: kiki kiki tufa kiki gazzer lug fep gazzer OUT: YELLOW YELLOW BLUE BLUE PURPLE YELLOW
IN: lug tufa lug zup OUT: PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: kiki OUT: YELLOW
IN: gazzer tufa gazzer OUT: BLUE BLUE
IN: gazzer fep kiki OUT: YELLOW BLUE

*QUERY*
IN: lug zup OUT: PURPLE PURPLE PURPLE
IN: kiki gazzer zup OUT: YELLOW BLUE YELLOW BLUE YELLOW BLUE
IN: kiki fep lug OUT: PURPLE YELLOW
IN: kiki gazzer fep kiki OUT: YELLOW YELLOW BLUE
IN: dax fep lug OUT: PURPLE RED
IN: gazzer kiki fep gazzer OUT: BLUE BLUE YELLOW
IN: dax fep kiki OUT: YELLOW RED
IN: gazzer zup OUT: BLUE BLUE BLUE
IN: dax tufa lug zup OUT: PURPLE RED PURPLE RED PURPLE RED
IN: gazzer OUT: BLUE

*GRAMMAR*
lug -> PURPLE 
 kiki -> YELLOW 
 dax -> RED 
 gazzer -> BLUE 
 x1 zup -> [x1] [x1] [x1] 
 u1 tufa x1 -> [x1] [u1] 
 u1 fep u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 